3-(Chloromethyl)-6-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-carboxylic acid
Ethyl 2-(chloromethyl)-5-(difluoromethyl)-6-(trifluoromethoxy)pyridine-3-carboxylate
5-(Chloromethyl)-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-4-carboxylic acid
Methyl 3-bromo-4-(difluoromethyl)pyridine-5-acetate